<meta charset="UTF-8">

<h2>日期格式化</h2>
<h2>判断浏览器内核</h2>
<h2>判断是pc端还是移动端</h2>
<h2>判断是否是微信浏览器</h2>
<script src="./utils.js"></script>



<h2>图片懒加载</h2>
<img src="./图片懒加载封装/加载中.gif" src-rel="./图片懒加载封装/1.jpg" height="300" alt=""><br>
<img src="./图片懒加载封装/加载中.gif" src-rel="./图片懒加载封装/2.jpg" height="300" alt=""><br>
<img src="./图片懒加载封装/加载中.gif" src-rel="./图片懒加载封装/3.jpg" height="300" alt=""><br>
<img src="./图片懒加载封装/加载中.gif" src-rel="./图片懒加载封装/4.jpg" height="300" alt=""><br>
<img src="./图片懒加载封装/加载中.gif" src-rel="./图片懒加载封装/5.jpg" height="300" alt="">
<script src="./图片懒加载封装/lazyload.js"></script>



<h2>JSON.parse()原理</h2>
<h2>JSON.stringify()原理</h2>
<script src="./JSON.js"></script>


<h2>ajax发送请求封装</h2>
<script src="./ajax.js"></script>



<h2>axios发送请求封装</h2>
<script src="./axios.js"></script>



<h2>axios发送请求封装</h2>
<script src="./axios.js"></script>



<h2>cookie储存创建、获取、移除</h2>
<script src="./cookie.js"></script>



<h2>获取地址栏参数</h2>
<script src="./url.js"></script>



<h2>jquery原理</h2>
<script src="./jquery.js"></script>



<h2>图片懒加载jquery插件</h2>
<img src="./图片懒加载jq插件/加载中.gif" src-rel="./图片懒加载jq插件/1.jpg" height="300" alt=""><br>
<img src="./图片懒加载jq插件/加载中.gif" src-rel="./图片懒加载jq插件/2.jpg" height="300" alt=""><br>
<img src="./图片懒加载jq插件/加载中.gif" src-rel="./图片懒加载jq插件/3.jpg" height="300" alt=""><br>
<img src="./图片懒加载jq插件/加载中.gif" src-rel="./图片懒加载jq插件/4.jpg" height="300" alt=""><br>
<img src="./图片懒加载jq插件/加载中.gif" src-rel="./图片懒加载jq插件/5.jpg" height="300" alt="">
<script src="./图片懒加载jq插件/jquery-1.7.2.min.js"></script>
<script src="./图片懒加载jq插件/lazyload-jq.js"></script>